/Engine/Source/Runtime/Slate/Public/Framework/MultiBox/MultiBox.h
The visibility of customization widgets for a block
[EVisibility](API\Runtime\SlateCore\Layout\EVisibility) GetCustomizationVisibility ( [TWeakPtr](API\Runtime\Core\Templates\TWeakPtr)< const [FMultiBlock](API\Runtime\Slate\Framework\MultiBox\FMultiBlock) > BlockWeakPtr, [TWeakPtr](API\Runtime\Core\Templates\TWeakPtr)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > BlockWidgetWeakPtr ) const